Dynon Avionics SkyView - XPNDR-26 X Pin-Out

` Appendix C: Wiring and Electrical Connections
SkyView System Installation Guide - Revision K 17-13
SV-XPNDR-26X Pin-Out
SV-XPNDR-26X
D25 Pin
Function
Description
1
Loopback 1
Connect to Pin 2
2
Loopback 1
Connect to Pin 1
3
GPS Serial Input
Aviation Format Only
4
No Connect
-
5
Transponder Serial
RX
Connect to Pin 4, 6, 8, or 10 on
SkyView Display D37 connector
6
No Connect
-
7
Transponder Serial
TX
Connect to Pin 3, 5, 7, or 9 on
SkyView Display D37 connector
8
No Connect
-
9
No Connect
-
10
No Connect
-
11
No Connect
-
12
Loopback 2
Connect to Pin 13
13
Loopback 2
Connect to Pin 12
14
Ground
Connect to Aircraft Ground
15
11-33V DC
Connect to Aircraft Power
16
No Connect
-
17
External Standby In
Optional: Not Commonly
Connected
18
Mutual Suppression
Optional: Not Commonly
Connected
19
Squat Switch In
Optional: Not Commonly
Connected
20
Ident Switch In
Optional: Not Commonly
Connected
21
No Connect
-
22
No Connect
-
23
No Connect
-
24
No Connect
-